2017 National Electrical Code

Errata

NFPA 70®

National Electrical Code®

2017 Edition

Reference: 300.4, Informational Note, and Table 310.104(A)
Errata No: 70-17-1

Code-Making Panel 3, Code-Making Panel 6, and the Correlating Committee on National Electrical Code
note the following errors in the 2017 edition of NFPA 70®, National Electrical Code®.

1. Delete the Informational Note to 300.4:

Infonnational Note: Minor damage to a raceway, cable armor, or cable insulation does not necessarily

violate the integrity of either the contained conductors or the conductors’ insulation.

2. In Table 310.104(A), Moisture-resistant thermoplastic, add a missing “0” (zero) to the first entry in the
“mils” column to read as follows:

Table 310.104(A) Continued

Thickness of Insulation

Trade Name

Type

Letter

Maximum

Operating

Temperature

Application

Provisions

Insulation

AWG or
kcmil

mm

mils

Outer Covering2

Moisture-

TW

60° C

Dry and wet locations

F lame-retardant,

14-10

0.76

30

None

resistant

(140° F)

moisture-

8

1.14

45

thermoplastic

resistant

6-2

1.52

60

thermoplastic

1-4/0

2.03

80

213-500

2.41

95

501-1000

2.79

110

1001-

3.18

125

2000

Issue Date: September 29, 2016

(Note: Electronic products and pamphlet reprints may have this errata incorporated. For current
information about the NFPA Codes and Standards, including this errata, please see www.nfpa.org/docinfoI

Copyright © 2016 All Rights Reserved
NATIONAL FIRE PROTECTION ASSOCIATION